Answer:
Whittingham's time through the 200 m was 5.55 seconds.
Step-by-step explanation:
Huber's peed = 200m / 6.509s = 30.72m/s
1 meter per second = 3.6 km per hour
30.72 m/s = km/hr
Sam's speed is 110.6 + 19 = 129.6 km/hr
1 km per hour = 0.2778 meter per second.
So, 129.6 km/hr = = 36m/s
So, Sam Whittingham's time through the 200 m was =
seconds.
If you need some more help on this I can try my best. Also if you happen to have a Ti-84 Calculator I can teach you how to do it on that. Also my handwriting is bad so if you need help reading it, just ask
Answer:
625?
Step-by-step explanation:
s = 4 h * 6 km/h = 24 km
v = 2 * 24 km / (3 h + 4 h) = 6.857 km/h